I e-mailed Apex and they are suggesting an 18x8.5 for my car to fit with no rubbing, no camber plates, and no fender rolling. I ordered them this morning and they shipped within a few hours! Thanks Eddy! And thanks to everyone else that provided input!
His: 2016 M4 | Sakhir Orange | Black Full Merino | CF Trim | M DCT | More | ED 5/13/16
Hers: 2011 335is Coupe | Le Mans Blue | Black Dakota Leather | Dark Glacier Aluminum | 6MT | ED 5/12/11
Also His: 2006 Z4 Roadster | Interlagos Blue | Black Extended Nappa Leather | Carbon Leather Trim | Purchased 7/19/12